<!DOCTYPE html>
<!--thymeleaf动态网页设置-->
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>异常管理</title>
</head>
<body>
<h2>异常动态</h2>
<h3> 获取的消息：<span th:text="${msg}" style="color: red"></span>  </h3>
</body>
</html>